
.yyb_bottom_tab{
       z-index: 9999999;
       width: 100%;
       position: fixed;
       bottom: 0;
       left: 0;
       height: 50px;
       text-align: center;
       border-top: 1px solid #999999;
       margin-top: 50px;
      a{
          color: #999999;
          display: block;
          width: 100%;
          height: 100%;
      }
}
.yyb_bottom_tab::after{
    content: '';
    display:block;
    height: 100%;
    width: 100%;
    position: absolute;
    left: 0;
    top:0;
}
.yyb_link_item{
    margin: 0.3rem 0;
    .link_item{
        text-align: center;
        img{
            display: block;
            margin: 0 auto;
            width: 0.9rem;
            height: 0.9rem;
        }
        span{
            display: block;
            margin: 0 auto;
        }
    }
    
}
.yyb_special_area{
    img{
        width: 100%;
    }
}